Gum propellant grains with inhibitor coating
First Claim
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1. A gun propellant consisting of a plurality of inhibited, particulate, grains;
- each of said grains consisting of;
a fuel,an oxidizer,a cellulose binder, andan inhibitor coating secured to the exterior surface of said grain and consisting of the reaction product of a polyfunctional isocyanate and a polyol--.
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Abstract
Propellant inhibitors are provided for cellulose-containing particulate solid propellants, and particularly for nitrocellulose-containing gun propellants, in which the inhibitor is the reaction product of a polyfunctional isocyanate such as polymethylene polyphenyl isocyanate and a polyol such as polyethylene glycol.
23 Citations
8 Claims
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1. A gun propellant consisting of a plurality of inhibited, particulate, grains;
- each of said grains consisting of;
a fuel, an oxidizer, a cellulose binder, and an inhibitor coating secured to the exterior surface of said grain and consisting of the reaction product of a polyfunctional isocyanate and a polyol--. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
- each of said grains consisting of;
Specification